Add archiveJSON implementation in Swift

Author: Kyle-Ye

Sources/OpenGraph/Graph/Graph.swift

@@ -6,6 +6,7 @@
 //  Status: WIP
 
 public import OpenGraph_SPI
+import Foundation
 
 extension Graph {
     public static func typeIndex(
@@ -71,3 +72,27 @@ extension Graph {
     @inlinable
     public static func setOutputValue<Value>(_ value: UnsafePointer<Value>)
 }
+
+extension Graph {
+    public func archiveJSON(name: String?) {
+        let options: NSDictionary = [
+            Graph.descriptionFormat: "graph/dict",
+            Graph.descriptionIncludeValues: true,
+        ]
+        guard let description = Graph.description(self, options: options) else { // FIXME
+            return
+        }
+        var name = name ?? "graph"
+        name.append(".ag-json")
+        let path = (NSTemporaryDirectory() as NSString).appendingPathComponent(name)
+        guard let data = try? JSONSerialization.data(withJSONObject: description, options: []) else {
+            return
+        }
+        let url = URL(fileURLWithPath: path)
+        do {
+            try data.write(to: url, options: [])
+            print("Wrote graph data to \"\(path)\".")
+        } catch {
+        }
+    }
+}

Sources/OpenGraph_SPI/include/OGGraph.h

@@ -37,18 +37,6 @@ OG_EXPORT
 OG_REFINED_FOR_SWIFT
 OGGraphRef OGGraphCreateShared(_Nullable OGGraphRef graph) OG_SWIFT_NAME(OGGraphRef.init(shared:));
 
-OG_EXPORT
-OG_REFINED_FOR_SWIFT
-void OGGraphArchiveJSON(char const * _Nullable name) OG_SWIFT_NAME(OGGraphRef.archiveJSON(name:));
-
-OG_EXPORT
-OG_REFINED_FOR_SWIFT
-void OGGraphArchiveJSON2(char const * _Nullable name, uint8_t options) OG_SWIFT_NAME(OGGraphRef.archiveJSON(name:options:));
-
-OG_EXPORT
-OG_REFINED_FOR_SWIFT
-_Nullable CFTypeRef OGGraphDescription(_Nullable OGGraphRef graph, CFDictionaryRef options) OG_SWIFT_NAME(OGGraphRef.description(_:options:));
-
 OG_EXPORT
 OG_REFINED_FOR_SWIFT
 CFTypeID OGGraphGetTypeID(void) OG_SWIFT_NAME(getter:OGGraphRef.typeID());

Sources/OpenGraph_SPI/include/OGGraphDescription.h

@@ -6,6 +6,7 @@
 #define OGGraphDescription_h
 
 #include "OGBase.h"
+#include "OGGraph.h"
 
 OG_ASSUME_NONNULL_BEGIN
 
@@ -29,6 +30,18 @@ static const CFStringRef OGDescriptionAllGraphs OG_SWIFT_NAME(OGGraphRef.descrip
 
 #endif
 
+OG_EXPORT
+OG_REFINED_FOR_SWIFT
+void OGGraphArchiveJSON(char const * _Nullable name) OG_SWIFT_NAME(OGGraphRef.archiveJSON(name:));
+
+OG_EXPORT
+OG_REFINED_FOR_SWIFT
+void OGGraphArchiveJSON2(char const * _Nullable name, uint8_t options) OG_SWIFT_NAME(OGGraphRef.archiveJSON(name:options:));
+
+OG_EXPORT
+OG_REFINED_FOR_SWIFT
+_Nullable CFTypeRef OGGraphDescription(_Nullable OGGraphRef graph, CFDictionaryRef options) OG_SWIFT_NAME(OGGraphRef.description(_:options:));
+
 OG_EXTERN_C_END
 
 OG_IMPLICIT_BRIDGING_DISABLED